阅读说明：本技术 一种连杆浮球液位开关 (Connecting rod floating ball liquid level switch ) 是由 俞快 于 2019-11-26 设计创作，主要内容包括：本发明涉及电子器件技术领域,且公开了一种连杆浮球液位开关,包括顶盖,顶盖的底部固定连接连杆,连杆的顶部固定设置有安装法兰,连杆的外侧活动套接有浮球体,浮球体可在连杆的上限位环与下限位环之间滑动,连杆内部固定安装有磁簧开关,所述浮球体内安装有电磁铁,所述上限位环顶部设置有凸头,所述下限位环的顶部设置有凹槽,所述电磁铁通过导线连接有通断装置和电池,所述通断装置顶部的一侧固定有弹簧,所述浮球体在通断装置底部的位置设置有限位块。该连杆浮球液位开关可以有效的放置水波对开关的影响,且污垢的积累速度慢。(The invention relates to the technical field of electronic devices and discloses a connecting rod floating ball liquid level switch which comprises a top cover, wherein the bottom of the top cover is fixedly connected with a connecting rod, a mounting flange is fixedly arranged at the top of the connecting rod, a floating ball body is movably sleeved on the outer side of the connecting rod and can slide between an upper limiting ring and a lower limiting ring of the connecting rod, a magnetic spring switch is fixedly arranged in the connecting rod, an electromagnet is arranged in the floating ball body, a raised head is arranged at the top of the upper limiting ring, a groove is arranged at the top of the lower limiting ring, the electromagnet is connected with an on-off device and a battery through a lead, a spring is fixed on one side of the top of the on-off device, and a limiting block. The connecting rod floating ball liquid level switch can effectively prevent the influence of water waves on the switch, and the accumulation speed of dirt is low.)

1. The utility model provides a connecting rod floater liquid level switch, includes top cap (1), bottom fixed connection connecting rod (2) of top cap (1), the fixed mounting flange (3) that is provided with in top of connecting rod (2), floater body (6) have been cup jointed in the outside activity of connecting rod (2), floater body (6) can slide between last spacing ring (4) and lower spacing ring (5) of connecting rod (2), connecting rod (2) inside fixed mounting has magnetic spring switch (8), its characterized in that: the floating ball type solar cell is characterized in that an electromagnet (7) is installed in the floating ball body (6), a raised head (401) is arranged at the top of the upper limiting ring (4), a groove (601) is formed in the top of the lower limiting ring (5), the electromagnet (7) is connected with an on-off device (12) and a battery (11) through a lead (10), a spring (14) is fixed on one side of the top of the on-off device (12), and a limiting block (13) is arranged at the position, at the bottom of the on-off device (12), of the floating ball body (6).

2. The connecting rod floating ball liquid level switch of claim 1, wherein: the raised head (401) and the groove (601) are the same in shape and size and correspond to each other in vertical position.

3. The connecting rod floating ball liquid level switch of claim 1, wherein: the bottom of the groove (601) is provided with a soft rubber sleeve (6011).

4. The connecting rod floating ball liquid level switch of claim 1, wherein: the electromagnet (7) is fixedly arranged inside the floating ball body (6) through a fixing block (9).

5. The connecting rod floating ball liquid level switch of claim 1, wherein: the on-off device (12) comprises a rotating shaft (1201), a sliding conductor (1202), a U-shaped groove (1203), a soft pad (1204) and a conductive groove (1205), wherein one side of the sliding conductor (1202) and the conductive groove (1205) are connected with a lead (10), the U-shaped groove (1203) is located under the groove (601), and the soft pad (1204) is located on the opposite surface of the sliding conductor (1202).

6. The connecting rod floating ball liquid level switch of claim 1, wherein: the top of the limiting block (13) is an inclined surface, and the initial position of the on-off device (12) is located on the inclined surface.

7. The connecting rod floating ball liquid level switch of claim 1, wherein: the elastic force of the spring (14) is smaller than the impact force of the raised head (401) and the groove (601).

8. The connecting rod floating ball liquid level switch of claim 1, wherein: and a waterproof material is arranged outside the battery (11).

Technical Field

The invention relates to the technical field of electronic devices, in particular to a connecting rod floating ball liquid level switch.

Background

When the aspects of liquid use, storage, etc. often need carry out a real-time accuse to the volume of liquid, generally use connecting rod floater level switch to control the volume of liquid, prevent that it from overflowing because of storing too much, connecting rod floater level switch's theory of operation: through being provided with annular magnet in the floater, can rise under the effect of buoyancy when the floater, when rising to the alarm height, magnet in the floater can produce magnetic force effect to the inside magnetic reed switch of connecting rod for the switch-on of magnetic reed switch, the circuit of switch-on can transmit signal and tell the water level of liquid and arrived dangerous position, need handle, after the water level descends, the floater descends, and the magnetic reed switch also can not receive magnetic force effect, off-connection.

Connecting rod floater liquid level switch can realize the control to the liquid level and detect, but can not place this switch in on the liquid of complete stillness always in the in-service use and detect, a lot of liquid all are mobile, when using connecting rod floater liquid level switch like this, mobile liquid will produce the effect of power to the floater ceaselessly, make the floater ceaselessly lift from top to bottom, and the upper and lower spacing of floater itself is very close, consequently will cause the ceaseless disconnection of magnetic spring switch, not only have very big influence to magnetic spring switch's life, and ceaselessly trigger the warning and also very trouble to normal production, hardly realize stable real-time accurate liquid level of detection.

The connecting rod floating ball liquid level switch adopts the annular magnet to control the switch of the estrus and yellow, but is below the alarm water level many times, therefore the annular magnet is in fact inoperative many times, on the contrary it still can be because of the reason of magnetic force adsorbs a lot of solid particles in the liquid, leads to can accumulating a lot of dirt on the inner wall of floater, needs frequent clearance, has consumed a lot of manpower and materials.

Disclosure of Invention

Aiming at the defects of the background technology, the invention provides the connecting rod floating ball liquid level switch which has the advantages of preventing liquid fluctuation misoperation and being difficult to adsorb particles, and solves the problems in the background technology.

The invention provides the following technical scheme: the utility model provides a connecting rod floater liquid level switch, includes the top cap, the bottom fixed connection connecting rod of top cap, the fixed mounting flange that is provided with in top of connecting rod, the floater body has been cup jointed in the outside activity of connecting rod, and the floater body can slide between the last spacing ring of connecting rod and lower spacing ring, and the inside fixed mounting of connecting rod has the magnetic spring switch, the internal electro-magnet of installing of floater, it is provided with the plush copper to go up spacing ring top, the top of spacing ring is provided with the recess down, the electro-magnet is connected with on-off device and battery through the wire, one side at on-off device top is fixed with the spring, the floater body is provided with the stopper.

Preferably, the raised head and the groove are the same in shape and size and correspond to each other in vertical position.

Preferably, the bottom of the groove is provided with a soft rubber sleeve.

Preferably, the electromagnet is fixedly arranged inside the floating ball body through a fixing block.

Preferably, the on-off device includes pivot, sliding conductor, U type groove, cushion, electrically conductive groove, sliding conductor's one side with electrically conductive groove all is connected with the wire, U type groove is located the recess under, the cushion is located sliding conductor's opposite face.

Preferably, the top of the limiting block is an inclined plane, and the initial position of the on-off device is located on the inclined plane.

Preferably, the elastic force of the spring is smaller than the impact force of the raised head and the groove.

Preferably, the exterior of the battery is provided with a waterproof material.

The invention has the following beneficial effects:

1. compared with the existing annular magnet, when the floating ball continuously floats up and down due to continuous impact of water waves on the floating ball, the water level rises to the alarm level to push the soft rubber sleeve against the raised head, one side of the on-off device is pressed down to enable the sliding conductor to slide towards the conducting groove, and when the sliding conductor does not contact the conducting groove because of the rapid water waves, the floating ball falls off and loses the pressure on the on-off device, the on-off device can incline towards the other side under the action of the spring to cause the sliding conductor to slide back to the original position without switching on the circuit, so that the iron core does not generate magnetic force, the magnetic spring switch cannot be closed, the continuous closing of the switch due to the water waves is avoided, and the service life of the magnetic spring switch is prolonged, greatly reduces the probability of false action and is beneficial to the actual liquid level control.

2. Replace original ring magnet through the design electro-magnet, just can produce magnetic force when the circuit switch-on, compare in current adoption ring magnet, the floater does not have magnetic force when the liquid level does not rise to the alarm position, just can not adsorb the particulate matter in the liquid yet, to the accumulation also greatly reduced of dirt, and then makes the wearing and tearing between floater body and the connecting rod reduce greatly, and the frequency of snaking has also been saved slowly to scale deposit time simultaneously.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a partial cross-sectional view of the structure of the present invention;

FIG. 3 is a sectional view of the floating ball structure;

FIG. 4 is an enlarged view taken at A in FIG. 3;

FIG. 5 is a prior art reed switch open view;

fig. 6 is a closing diagram of a conventional reed switch.

In the figure: 1. a top cover; 2. a connecting rod; 3. installing a flange; 4. an upper limiting ring; 401. a raised head; 5. a lower limit ring; 6. a buoyant sphere; 601. a groove; 6011. a soft rubber sleeve; 7. an electromagnet; 8. a reed switch; 9. a fixed block; 10. a wire; 11. a battery; 12. an on-off device; 1201. a rotating shaft; 1202. a sliding conductor; 1203. a U-shaped groove; 1204. a soft cushion; 1205. a conductive slot; 13. a limiting block; 14. a spring; 15. a ring magnet.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a connecting rod floating ball liquid level switch comprises a top cover 1, a connecting rod 2 is fixedly connected to the bottom of the top cover 1, a mounting flange 3 is fixedly arranged at the top of the connecting rod 2, a floating ball body 6 is movably sleeved on the outer side of the connecting rod 2, the floating ball body 6 can slide between an upper limiting ring 4 and a lower limiting ring 5 of the connecting rod 2, a magnetic spring switch 8 is fixedly arranged inside the connecting rod 2, an electromagnet 7 is arranged in the floating ball body 6, a raised head 401 is arranged at the top of the upper limiting ring 4, a groove 601 is arranged at the top of the lower limiting ring 5, the electromagnet 7 is connected with an on-off device 12 and a battery 11 through a wire 10, a spring 14 is fixed to one side of the top of the on-off device 12.

Wherein, the shape and the size of the convex head 401 are the same as those of the concave groove 601, and the vertical positions correspond to each other. Correspondingly, when the floating ball body 6 reaches the alarm position, the raised head 401 can just abut against the groove 601, and the circuit is connected.

Wherein, the bottom of the groove 601 adopts a soft rubber sleeve 6011. The soft rubber sleeve 6011 is easy to deform after being stressed and can directly and downwards abut against the U-shaped groove 1203 of the on-off device 12, and the impact force of the soft rubber material is little and cannot be damaged.

Wherein, the electromagnet 7 is fixedly arranged inside the floating ball body 6 through a fixing block 9. The electromagnet 7 is fixed through the fixing block 9, the electromagnet is prevented from changing position due to the influence of water waves, and the battery 11 is connected to ensure that the magnetic force is generated as long as the on-off device 12 is connected to the stand.

Wherein, on-off device 12 includes pivot 1201, sliding conductor 1202, U type groove 1203, cushion 1204, conducting groove 1205, sliding conductor 1202's one side and conducting groove 1205 all are connected with wire 10, both ends switch-on wire 10, as long as can realize the circuit switch-on immediately with sliding conductor 1202 and conducting groove 1205 switch-on, electro-magnet 7 produces magnetic force simultaneously, U type groove 1203 is located the recess 601 under, direct realization that can be convenient is supported and is pressed on-off device 12, cushion 1204 is located sliding conductor 1202's opposite face, prevent that sliding conductor 1202 from hitting the opposite side and producing the damage.

Wherein, the top of the stopper 13 is an inclined surface, and the initial position of the on-off device 12 is located on the inclined surface. Initially tilting the switching device 12 prevents the sliding conductor 1202 from sliding onto the conductive slot 1205 thereby creating a magnetic force that wastes power.

Wherein the elastic force of the spring 14 is smaller than the impact force of the raised head 401 and the groove 601. The design that the elastic force of the spring 14 is smaller than the impact force of the raised head 401 and the groove 601 is adopted, and the resistance generated when the raised head 401 pushes the on-off device 12 is very small, so that the on-off of a circuit is conveniently realized.

Wherein the exterior of the battery 11 is provided with a waterproof material. Although the floating ball body 6 adopts a sealing structure, a waterproof layer is additionally arranged outside the battery 11 to better protect the power supply.

According to the working principle, the connecting rod floating ball liquid level switch is well installed and fixed through the installation flange 3, and external wiring is well connected; when the liquid level of the liquid rises, the floating ball body 6 also rises at the same time, and when the groove 601 of the floating ball body 6 rises and is propped against by the raised head 401 of the upper limiting ring 4, the on-off device 12 inclines towards the groove 601 side, and after the sliding conductor 1202 contacts with the conductive groove 1205, the circuit electromagnet 7 is switched on to generate magnetic force, the magnetic reed switch 8 is switched on, and therefore an alarm is generated; when the liquid level drops, the action of the convex head 401 is lost, meanwhile, under the action of the spring 14, the on-off device 12 returns to the initial position, the sliding conductor 1202 is separated from the conductive groove 1205 and slides back to the initial position, the circuit is disconnected, the electromagnet 7 loses the magnetic force, and the whole switch returns to the initial state.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.